Diabetes complications

Exploring time-varying cardiovascular effects of GLP-1 receptor agonists: A multi-state network meta-analysis of cardiovascular outcome trials

Diabetes Res Clin PractPublished multi-state network meta-analysis of cardiovascular outcome trials

Pooled result · MACE (conventional meta-analysis)Result — go to the resultHazard ratio 0.856 95% CI 0.810–0.905

Authors' conclusion

Conventional synthesis supported a class-level MACE reduction. Multi-state estimates suggested possible time-varying patterns but remained imprecise and assumption-dependent. These data did not establish a reliable efficacy hierarchy or empirically distinguish event prevention from post-event survival effects.

Study context

Population
Participants in placebo-controlled cardiovascular outcome trials of glucagon-like peptide-1 receptor agonists (GLP-1 RAs), eight GLP-1 RA regimensparticipants in ten placebo-controlled cardiovascular outcome trials
Participants
87,334 participants
Comparison
GLP-1 RA regimens vs placebo
Outcome
MACE (conventional meta-analysis)
Methodological detailsthree-state model, conventional random-effects meta-analysis as comparator
  • Three-state model
  • Conventional random-effects meta-analysis as comparator

Pooled result

As reported in the abstract

Hazard ratio

0.856

95% CI 0.810–0.905

GLP-1 RAsvs placebo
HR 0.856 (95% CI 0.810–0.905)

Further pooled results

Modelled transition HRs for first non-fatal major adverse cardiovascular event (MACE) · 24 months

Transition HRs ranged from
0.51 to 1.38
All 95% credible intervals included 1

Semaglutide posterior median curves

Suggested larger early reductions that attenuated over time

Mortality attribution and sensitivity analyses

Mortality attribution depended on structural assumptions
Several sensitivity analyses showed incomplete convergence

Original publication

Exploring time-varying cardiovascular effects of GLP-1 receptor agonists: A multi-state network meta-analysis of cardiovascular outcome trials. Diabetes Res Clin Pract. Published 6 November 2026. doi:10.1016/j.diabres.2026.113638

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